Dec 11 08:12:13.338 INFO checking tatref/synacor-challenge against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 08:12:13.338 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 08:12:13.826 INFO [stdout] 2afd56236b5503ce6b61c860885c929c8d59c86df2da560e4209de7a19fb8942
Dec 11 08:12:13.830 INFO running `"docker" "start" "-a" "2afd56236b5503ce6b61c860885c929c8d59c86df2da560e4209de7a19fb8942"`
Dec 11 08:12:15.743 INFO [stderr] usermod: no changes
Dec 11 08:12:15.893 INFO [stderr]     Checking utf8parse v0.1.1
Dec 11 08:12:15.893 INFO [stderr]     Checking unicode-segmentation v1.2.1
Dec 11 08:12:15.896 INFO [stderr]     Checking dirs v1.0.4
Dec 11 08:12:15.896 INFO [stderr]     Checking nix v0.11.0
Dec 11 08:12:15.896 INFO [stderr]     Checking memchr v2.1.0
Dec 11 08:12:18.058 INFO [stderr]     Checking aho-corasick v0.6.8
Dec 11 08:12:19.250 INFO [stderr]     Checking regex v1.0.5
Dec 11 08:12:25.142 INFO [stderr]     Checking rustyline v2.1.0
Dec 11 08:12:26.896 INFO [stderr]     Checking synacor-challenge v0.1.0 (/source)
Dec 11 08:12:27.968 INFO [stderr] error[E0308]: mismatched types
Dec 11 08:12:27.968 INFO [stderr]   --> src/main.rs:37:34
Dec 11 08:12:27.968 INFO [stderr]    |
Dec 11 08:12:27.969 INFO [stderr] 37 |         vm.load_program_from_mem(program);
Dec 11 08:12:27.969 INFO [stderr]    |                                  ^^^^^^^
Dec 11 08:12:27.969 INFO [stderr]    |                                  |
Dec 11 08:12:27.969 INFO [stderr]    |                                  expected &[u16], found struct `std::vec::Vec`
Dec 11 08:12:27.969 INFO [stderr]    |                                  help: consider borrowing here: `&program`
Dec 11 08:12:27.969 INFO [stderr]    |
Dec 11 08:12:27.972 INFO [stderr]    = note: expected type `&[u16]`
Dec 11 08:12:27.972 INFO [stderr]               found type `std::vec::Vec<{integer}>`
Dec 11 08:12:27.972 INFO [stderr] 
Dec 11 08:12:28.208 INFO [stderr] error: aborting due to previous error
Dec 11 08:12:28.208 INFO [stderr] 
Dec 11 08:12:28.208 INFO [stderr] For more information about this error, try `rustc --explain E0308`.
Dec 11 08:12:28.228 INFO [stderr] error: Could not compile `synacor-challenge`.
Dec 11 08:12:28.228 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 11 08:12:28.236 INFO [stderr] warning: unreachable pattern
Dec 11 08:12:28.236 INFO [stderr]    --> src/main.rs:131:13
Dec 11 08:12:28.236 INFO [stderr]     |
Dec 11 08:12:28.236 INFO [stderr] 131 |             _ => unreachable!(),
Dec 11 08:12:28.236 INFO [stderr]     |             ^
Dec 11 08:12:28.236 INFO [stderr]     |
Dec 11 08:12:28.236 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Dec 11 08:12:28.236 INFO [stderr] 
Dec 11 08:12:28.335 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 08:12:28.336 INFO [stderr]    --> src/main.rs:684:21
Dec 11 08:12:28.336 INFO [stderr]     |
Dec 11 08:12:28.336 INFO [stderr] 684 |                     self.app.print_long_help();
Dec 11 08:12:28.336 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 08:12:28.336 INFO [stderr]     |
Dec 11 08:12:28.336 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 11 08:12:28.336 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 08:12:28.336 INFO [stderr] 
Dec 11 08:12:28.388 INFO [stderr] error: build failed
Dec 11 08:12:28.388 INFO [stderr] su: No module specific data is present
Dec 11 08:12:29.660 INFO running `"docker" "inspect" "2afd56236b5503ce6b61c860885c929c8d59c86df2da560e4209de7a19fb8942"`
Dec 11 08:12:30.002 INFO running `"docker" "rm" "-f" "2afd56236b5503ce6b61c860885c929c8d59c86df2da560e4209de7a19fb8942"`
Dec 11 08:12:30.344 INFO [stdout] 2afd56236b5503ce6b61c860885c929c8d59c86df2da560e4209de7a19fb8942